CN112918085B

CN112918085B - Heat transfer printing machine

Info

Publication number: CN112918085B
Application number: CN202110089866.4A
Authority: CN
Inventors: 吴建荣
Original assignee: Zhejiang Rongda Textile Co ltd; Zhejiang Rongda Fashion Technology Co ltd
Current assignee: Zhejiang Rongda Fashion Technology Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2022-06-03
Anticipated expiration: 2041-01-22
Also published as: CN112918085A

Abstract

The application relates to a thermal transfer printer, which comprises a base, wherein an unwinding mechanism, a thermal transfer printing mechanism and a winding mechanism for winding fabric and printing paper are sequentially arranged on the upper surface of the base from left to right, the thermal transfer printing mechanism comprises two supporting tables fixed on the upper surface of the base, a hot-pressing roller which is connected with the two supporting tables and can be heated and a regulating roller which is parallel to the hot-pressing roller and is used for extruding the hot-pressing roller are arranged on the supporting tables, the supporting tables are detachably connected with a driving motor for driving the hot pressing roller to rotate, the upper end surfaces of the two supporting tables are vertically provided with mounting grooves, the two ends of the hot press roller rotating shaft are positioned in the corresponding mounting grooves, the inner walls of the two sides of the mounting grooves are horizontally provided with positioning grooves, and a positioning spring which is used for pushing the end part of the positioning block to be positioned in the mounting groove and preventing the hot pressing roller from being separated from the mounting groove is arranged in the positioning groove. This application has the effect of the hot-pressing roller installation of being convenient for with dismantling.

Description

Heat transfer printing machine

Technical Field

The application relates to the field of printing and dyeing, in particular to a thermal transfer printer.

Background

The heat transfer machine is a general name of machines used in the heat transfer technology, and comprises a plane pyrograph machine, a high-pressure pyrograph machine, a swinging pyrograph machine, a cup baking machine, a baking tray machine, a cap baking machine and other heat transfer machines. The range of printing can be widely including plane pyrograph, and also including curved pyrograph such as cups, plates and hats, and the thermal transfer printing is a new technology and just steps into the positive rail. In the working process of the transfer machine, the printing paper printed with patterns and the cloth to be printed are generally aligned, and the patterns on the printing paper are printed on the cloth under the action of hot pressing.

The Chinese patent with the publication number of CN211968821U discloses a roller mechanism for a thermal transfer printer, which comprises a frame and an electromagnetic heating roller, wherein one side of the frame is provided with a lining paper unwinding roller, the other side of the frame is provided with a lining paper winding roller, the upper part of the frame is provided with a transfer paper unwinding roller and a transfer paper winding roller, the top of the frame is provided with a transfer paper channel opening, and the frame is internally provided with a deviation correcting structure, the electromagnetic heating roller, three silica gel press rollers and two conveying rollers.

In view of the above-mentioned related art, the inventor believes that a certain damage may occur during the operation of the electromagnetic heating roller, in the above-mentioned apparatus, the electromagnetic heating roller is generally rotatably connected to the opposite side walls of the machine body through bearings, the outer ring of the bearing is fixed on the machine body, and the inner ring is fixed on the rotating shaft for driving the electromagnetic heating roller, so that the installation and the disassembly of the electromagnetic heating roller are difficult.

Disclosure of Invention

In order to facilitate the installation of warming mill with dismantling, this application provides a heat transfer machine.

The application provides a thermal transfer machine adopts following technical scheme:

the utility model provides a thermal transfer machine, includes the base, the base upper surface has set gradually unwinding mechanism, thermal transfer mechanism, is used for the winding mechanism of rolling surface fabric and stamp paper respectively from a left side to the right side, its characterized in that: thermal transfer printing mechanism is including fixing two supporting stations at the base upper surface, set up on the supporting bench and connect two supporting stations and heatable hot pressing roller and be on a parallel with the hot pressing roller and be used for extruding the dancer rools, can dismantle on the supporting bench and be connected with the drive hot pressing roller pivoted driving motor, two the vertical mounting groove of having seted up of supporting bench up end, hot pressing roller pivot both ends are located and correspond in the mounting groove, the constant head tank has been seted up to mounting groove both sides inner wall level, be provided with the locating piece in the constant head tank and promote the locating piece tip is located prevent that the hot pressing roller from breaking away from in the mounting groove the positioning spring of mounting groove.

By adopting the technical scheme, the fabric to be printed and dyed and the printing paper printed with patterns are unreeled on the unreeling mechanism, the fabric to be printed and dyed and the printing paper pass through the hot pressing roller and the adjusting roller, transfer printing is completed on the hot pressing roller, and the fabric to be printed and dyed is reeled under the action of the fabric reeling mechanism after transfer printing. When the hot press roller breaks down, the hot press roller acts on the positioning block, the positioning block is separated from the mounting groove, and the hot press roller can be taken out from the mounting groove at the moment so as to be convenient for maintenance of the hot press roller.

Optionally, be provided with the edge on the base the mount table of hot press roll axis direction motion, the brace table upper surface has been seted up and has been on a parallel with the groove that slides of hot press roll axis, the mount table lower fixed surface has the joint that slides to be in the slider of inslot that slides, the inslot internal rotation that slides is connected with drive screw, slider threaded connection is in on the drive screw, driving motor fixes on the mount table, be fixed with a location section of thick bamboo on the driving motor output shaft, the spread groove has been seted up in the location section of thick bamboo, be fixed with in the hot press roll pivot and insert in the spread groove and along with the synchronous pivoted locating lever of a location section of thick bamboo.

Through adopting above-mentioned technical scheme, the staff acts on the drive lead screw, makes the drive lead screw drive mount table and moves towards hot-pressing roller axis direction to make a location section of thick bamboo and locating lever separation or be connected, and then make things convenient for hot-pressing roller and driving motor's being connected or dismantlement.

Optionally, the hot pressing roller includes that both ends are opening setting and inside hot pressing pipe that is equipped with the intermediate layer, hot water is equipped with in the hot pressing pipe, the hot pressing pipe inner wall is fixed with the heating rod that is used for pressing the pipe heating for the hot pressing, the hot pressing pipe both ends are provided with the communicating pipe that is used for the feed liquor or goes out liquid, threaded connection has the stopcock that makes the port closure of communicating pipe on the communicating pipe, be provided with on the hot pressing pipe and make the hot pressing union coupling be in brace table last coupling assembling.

Through adopting above-mentioned technical scheme, open the stopcock, make and press the inside hot water of filling with of pipe for the heat through communicating pipe, give the heating rod circular telegram, make the heating rod heat the water in the hot-pressing pipe, the staff can act on and coupling assembling, make the hot-pressing roller pass through coupling assembling and rotate to be connected on two supporting platforms.

Optionally, coupling assembling is including connecting the connection pad at hot pressing pipe both ends, fix along hot pressing pipe circumference a plurality of connecting pipes of hot pressing pipe both ends face, it is a plurality of the connecting pipe is on a parallel with the hot pressing pipe axis, be fixed with on the connection pad with the connecting pipe corresponds and can insert and correspond the connecting rod in the connecting pipe, be fixed with on the connection pad with the coaxial axis of rotation of hot pressing pipe, the locating lever is fixed one of them on the connecting rod.

Through adopting above-mentioned technical scheme, insert the connecting rod in the connecting tube, realize the hot-pressing pipe and be connected with the connection pad to make things convenient for the installation of connection pad and hot-pressing pipe to follow the dismantlement, conveniently connect the installation of hot-pressing pipe on a supporting bench simultaneously and follow the dismantlement.

Optionally, a supporting block is fixed to the side wall of the supporting table, an adjusting cylinder is fixed to the supporting block, an adjusting rod penetrates through the adjusting cylinder, an adjusting spring which enables the adjusting rod to move towards the inside of the adjusting cylinder is fixed to the inside of the adjusting cylinder, an adjusting block is fixed to the end, far away from the adjusting spring, of the adjusting rod, and the adjusting roller is rotatably connected to the two adjusting blocks.

By adopting the technical scheme, under the action of the adjusting spring, the adjusting rod is pulled to move towards the supporting block, the adjusting roller is abutted against the hot pressing roller, the fabric and the printing paper are extruded, and the patterns on the printing paper are smoothly transferred to the fabric.

Optionally, a support cylinder is sleeved outside the adjusting cylinder, the support cylinder is in threaded connection with the adjusting cylinder, and a support ring abutted to the end of the support cylinder is fixed on the adjusting rod.

Through adopting above-mentioned technical scheme, rotate and support a section of thick bamboo, make and support a section of thick bamboo and follow axial motion on adjusting a section of thick bamboo, the support ring butt is at supporting a section of thick bamboo terminal surface to control the distance of adjusting roll to the hot-pressing roller, prevent that the adjusting roll from causing the interference with dismantling to the installation of hot-pressing roller.

Optionally, the base upper surface is fixed with two installing frames that are vertical setting, rotate on the installing frame and be connected with the cloth roller of putting that is on a parallel with the hot pressing roller, it slides and is provided with the location platform that can move on vertical direction and horizontal direction to put the base upper surface of cloth roller below, rotate on the location platform and be connected with and be on a parallel with put the paper roll of cloth roller.

By adopting the technical scheme, the cloth discharging roller for winding the fabric to be printed is rotatably connected to the mounting frame, the paper discharging roller for winding the printing paper is rotatably connected to the positioning table, the printing paper and the fabric to be printed are respectively unreeled on the cloth discharging roller and the paper discharging roller under the action of the friction force of the hot pressing roller and the adjusting roller, and the patterns on the printing paper can be transferred to the fabric under the action of the hot pressing roller.

Optionally, the upper surface of the base is provided with a positioning box with an upper end opening in a sliding manner, the positioning table is arranged in the positioning box in a sliding manner, a horizontal lead screw parallel to a paper discharge roller rotating shaft is connected in the positioning box in a rotating manner, and the horizontal lead screw penetrates through the positioning table and is in threaded connection with the positioning table.

By adopting the technical scheme, the horizontal lead screw is rotated to enable the positioning table to move along the axial direction of the cloth placing roller, so that the position relation of the printing paper relative to the cloth to be printed along the width direction is adjusted, and the patterns on the printing paper are transferred to the proper position on the fabric.

Optionally, the installation frame is provided with a vertical screw rod rotatably connected to the installation frame and the base, and the vertical screw rod penetrates through the bottom plate of the positioning box and is in threaded connection with the bottom plate of the positioning box and drives the positioning table to move in the vertical direction.

Through adopting above-mentioned technical scheme, rotate vertical lead screw, make vertical lead screw drive location case and the location platform that sets up in the location case move in vertical direction to the position relation between cloth roller and the paper discharge roller is put in the regulation, when the cloth roller and the distance grow between the paper discharge roller, the dismantlement of the paper discharge roller of being convenient for, the distance between cloth roller and the paper discharge roller reduces, conveniently observes the position relation of treating calico and calico paper.

Optionally, the mounting frame with the vertical joint groove of having seted up of locating platform up end, put the cloth roller and put paper roll pivot joint and be corresponding the joint inslot, the mounting frame of joint groove both sides with the vertical locating hole of having seted up on the locating platform, the locating hole internal fixation has the butt spring, butt spring upper end is fixed with the cover joint groove upper end open-ended butt piece.

Through adopting above-mentioned technical scheme, under the effect of butt spring, the pulling butt piece butt is at the open position of joint groove upper end, reduces and puts the cloth roller and put the paper roll and break away from the possibility in joint groove at the course of the work.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the hot pressing roller breaks down, the positioning block is enabled to compress the positioning spring, the positioning block is separated from the mounting groove, the hot pressing roller is taken out, the hot pressing roller is overhauled, when the hot pressing roller is repaired, the rotating shaft is clamped in the mounting groove, the positioning block is enabled to be abutted against the outer wall of the rotating shaft, and the mounting of the hot pressing roller is achieved;

2. the arrangement of the horizontal screw rod enables the positioning table to move along the axial direction of the cloth releasing roller, so that the position relation of the printing paper relative to the cloth to be printed along the width direction is adjusted, and the patterns on the printing paper are transferred to the proper position on the fabric.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic view of a connection structure of a rotating shaft on a supporting table according to an embodiment of the present application.

Fig. 3 is a schematic view of a connection structure of a heat pressing pipe according to an embodiment of the present application.

FIG. 4 is a schematic view of a connection structure of an adjusting cylinder and an adjusting rod according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of an unwinding mechanism according to an embodiment of the present application.

Description of reference numerals: 1. a base; 2. a support table; 3. a hot press roll; 4. mounting grooves; 5. positioning a groove; 6. a positioning spring; 7. positioning blocks; 8. a guide surface; 9. a hot-pressing pipe; 10. a heating rod; 11. a communicating pipe; 12. a pipe plug; 13. a connecting disc; 14. a connecting pipe; 15. a connecting rod; 16. a rotating shaft; 17. an installation table; 18. a sliding groove; 19. a sliding block; 20. driving a lead screw; 21. driving a hand wheel; 22. a drive motor; 23. a positioning cylinder; 24. connecting grooves; 25. positioning a rod; 26. a support block; 27. an adjusting cylinder; 28. adjusting a rod; 29. adjusting the spring; 30. a support ring; 31. a support cylinder; 32. an adjusting block; 33. a regulating roller; 34. installing a frame; 35. a cloth releasing roller; 36. paper placing rollers; 37. a positioning table; 38. a positioning box; 39. a horizontal lead screw; 40. a horizontal hand wheel; 41. a vertical lead screw; 42. a vertical hand wheel; 43. a clamping groove; 44. positioning holes; 45. an abutment spring; 46. a butting block; 47. a winding seat; 48. a winding motor; 49. a cloth roller; 50. and (5) winding the paper roll.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a thermal transfer printer. Referring to fig. 1, a thermal transfer printing machine comprises a base 1 fixed on the ground through a bolt, wherein an unwinding mechanism, a thermal transfer printing mechanism and a winding mechanism for winding fabric and printing paper are sequentially arranged on the upper surface of the base 1 from left to right.

Referring to fig. 1 and 2, heat-transfer printing mechanism is including welding two supporting station 2 at 1 upper surface of base, two supporting station 2 are vertical setting and are located base 1 along surface fabric direction of motion's both sides, set up the hot pressing roller 3 of connecting two supporting station 2 and heatable on the supporting

bench

2, 3 axes of hot pressing roller are level setting and perpendicular to surface fabric direction of motion, at the vertical mounting groove 4 of having seted up of 2 relative inner walls of supporting bench, mounting groove 4 runs through to 2 up end of supporting bench, 3 both ends pivots of hot pressing roller are located corresponding mounting groove 4. Constant head tank 5 has been seted up at 4 both sides inner wall levels of mounting groove, wear to be equipped with at constant head tank 5 and be the level and set up locating piece 7 and positioning spring 6, the welding of 6 one end of positioning spring is at the inner wall that mounting groove 4 was kept away from to constant head tank 5, the other end welding is at 7 terminal surfaces of locating piece and promotes 7 tip positions in mounting groove 4, make terminal surface butt at 3 pivot outer walls of hot pressing roller under 7 locating pieces, prevent that hot pressing roller 3 from breaking away from mounting groove 4, set up orientation at 7 up end of locating piece and keep away from 6 one end of positioning spring and the spigot surface 8 of downward sloping, the installation of the hot pressing roller 3 of being convenient for is followed and is dismantled.

Referring to fig. 1 and 3, hot press roller 3 includes that both ends are opening setting and inside hot-pressing pipe 9 that is equipped with the intermediate layer, be equipped with the hot water that is used for the heating in hot-pressing pipe 9's the intermediate layer, be fixed with the power that is used for heating rod 10 and supplies power for heating rod 10 for hot-pressing pipe 9 heating at hot-pressing pipe 9 inner wall, a plurality of heating rods 10 are at hot-pressing pipe 9 inner wall along circumference evenly distributed, be provided with communicating pipe 11 that is used for the feed liquor or goes out liquid at hot-pressing pipe 9 both ends, threaded connection has messenger communicating pipe 11 port closure and plays sealing effect stopcock 12 on communicating pipe 11, stopcock 12's setting is used for being convenient for 3 regular changes of hot water and inside clearance in hot press roller.

Referring to fig. 2 and 3, the hot pressing pipe 9 is provided with a connecting assembly for connecting the hot pressing pipe 9 to the supporting table 2, the connecting assembly includes connecting discs 13 connected to both ends of the hot pressing pipe 9 and coaxial with the hot pressing pipe 9, a plurality of connecting pipes 14 are fixed on two end faces of the hot pressing pipe 9 along the circumferential direction, the connecting pipes 14 are parallel to the axis of the hot pressing pipe 9, one end of each connecting pipe 14 is positioned in the interlayer of the hot pressing pipe 9, the other end of each connecting pipe is welded on the end face of the hot pressing pipe 9 and is arranged in a sealing manner, one end of each connecting pipe 14 positioned in the interlayer of the hot pressing pipe 9 is arranged in a sealing manner, connecting rods 15 which are in one-to-one correspondence with the connecting pipes 14 are welded on the end face of the connecting disc 13 close to the hot pressing pipe 9, the connecting rods 15 can be inserted into the corresponding connecting pipes 14, the end face of the connecting disc 13 far away from the connecting rod 15 is welded with a rotating shaft 16 coaxial with the connecting disc 13, and the rotating shaft 16 is connected in the mounting groove 4 in a clamped mode to achieve connection of the hot-pressing pipe 9 on the supporting table 2.

Referring to fig. 3 and 4, an installation platform 17 moving along the axis direction of the hot pressing roller 3 is slidably arranged on the upper surface of the base 1, the installation platform 17 is positioned on an extension line of the connecting line of the two support platforms 2, a sliding groove 18 parallel to the axis of the hot pressing roller 3 is arranged on the upper surface of the support platform 2, a sliding block 19 slidably clamped in the sliding groove 18 is welded on the lower surface of the installation platform 17, a driving lead screw 20 is rotatably connected in the sliding groove 18, the driving lead screw 20 is parallel to the rotating shaft of the hot pressing pipe 9, one end of the driving lead screw 20 penetrates through the side wall of the base 1, a driving hand wheel 21 convenient for driving the lead screw 20 to rotate is welded on the end part, the driving lead screw 20 penetrates through the sliding block 19 and is in threaded connection with the sliding block 19, a driving motor 22 is fixed on the upper end surface of the installation platform 17 through a bolt, a positioning cylinder 23 coaxial with the rotating shaft 16 is fixed on the output shaft of the driving motor 22, a connecting groove 24 with a diamond cross section is arranged in the positioning cylinder 23, the mounting groove 4 close to the mounting table 17 axially penetrates through the supporting table 2 along the hot pressing pipe 9, the rotating shaft 16 located close to the mounting table 17 is welded with a positioning rod 25 horizontally arranged, the positioning rod 25 is located at the center of the rotating shaft 16, the cross section of the positioning rod is in a diamond shape matched with the connecting groove, the positioning rod 25 is inserted into the connecting groove 24, and the positioning rod 25 and the hot pressing pipe 9 are driven to rotate under the action of the driving motor 22.

Referring to fig. 3 and 4, a supporting block 26 is welded on the outer wall of the supporting table 2 away from the other supporting table 2, an adjusting cylinder 27 with a hollow inner part is welded on the supporting block 26, one end of the adjusting cylinder 27 is welded on the supporting block 26, the other end of the adjusting cylinder 27 inclines upwards towards the fabric advancing direction, an adjusting rod 28 and an adjusting spring 29 are arranged on the adjusting cylinder 27 in a penetrating manner, one end of the adjusting spring 29 is welded in the adjusting cylinder 27, the other end of the adjusting cylinder 27 is welded on the adjusting rod 28 and pulls the adjusting rod 28 to move towards the adjusting cylinder 27, an adjusting block 32 is welded on the end part of the adjusting rod 28 far away from the adjusting spring 29, and an adjusting roller 33 which is parallel to the hot pressing pipe 9 and abuts against the outer wall of the hot pressing pipe 9 under the action of the adjusting spring 29 is rotatably connected on the adjusting block 32 through a rotating shaft. A support ring 30 is welded on the outer wall of the adjusting rod 28 close to the adjusting block 32, a support cylinder 31 is sleeved outside the adjusting cylinder 27, the support cylinder 31 is in threaded connection with the adjusting cylinder 27 and is abutted against the end face of the support ring 30, and the support cylinder 31 is moved along the axial direction by rotating the support cylinder 31, so that the total length of the adjusting cylinder 27 and the adjusting rod 28 is adjusted.

Referring to fig. 1 and 5, there are two installing frames 34 that are vertical setting at base 1 upper surface welding, two installing frames 34 are located the both sides of surface fabric direction of motion and are the opening setting along the 3 axial directions of hot pressing roller, it is connected with the rolling and waits the cloth roller 35 that puts the stamp surface fabric to connect to rotate on installing frame 34, cloth roller 35 is on a parallel with hot pressing pipe 9 to put the cloth roller, it is provided with location platform 37 to slide at base 1 upper surface of putting the cloth roller 35 below, location platform 37 can be followed and put the movement of cloth roller 35 axial directions, it has parallel cloth roller 35 and the paper roll 36 that has the stamp paper to convolute to rotate to be connected with on location platform 37. The upper surface of the base 1 is provided with a positioning box 38 with an upper end provided with an opening in a sliding manner, a positioning table 37 is arranged in the positioning box 38 in a sliding manner, the inner walls of two sides of the positioning box 38 are rotatably connected with horizontal lead screws 39, the horizontal lead screws 39 are horizontally arranged and are parallel to the axial direction of the paper discharge roller 36, the horizontal lead screws 39 penetrate through the positioning table 37 and are in threaded connection with the positioning table 37, one ends of the horizontal lead screws 39 penetrate through the side wall of the positioning box 38 and are welded with horizontal hand wheels 40 convenient for the horizontal lead screws 39 to rotate at the end parts of the horizontal lead screws 39, the horizontal lead screws 39 rotate, and therefore the axial position relation between the cloth discharge roller 35 and the paper discharge roller 36 is adjusted.

Referring to fig. 1 and 5, a vertical screw 41 which penetrates through the mounting frame 34 and is rotatably connected to the base 1 is arranged on the mounting frame 34, the vertical screw 41 penetrates through a bottom plate of the positioning box 38 and is in threaded connection with the bottom plate of the positioning box 38, and a vertical hand wheel 42 which is convenient for the vertical screw 41 to rotate is welded at the upper end of the vertical screw 41. The vertical hand wheel 42 is rotated to drive the vertical screw 41 to rotate, so that the positioning box 38 moves in the vertical direction, the position relation of the paper discharge roller 36 and the cloth discharge roller 35 in the vertical direction is adjusted, and the paper discharge roller 36 is convenient to detach and align the fabric and the printing paper.

Referring to fig. 1 and 5, joint groove 43 has vertically been seted up at installing frame 34 and location platform 37 up end, it connects in corresponding joint groove 43 to put cloth roller 35 and put 36 pivot joints of paper roll, locating hole 44 has vertically been seted up at the installing frame 34 of joint groove 43 both sides and the location platform 37 up end, be fixed with the butt spring 45 that is vertical setting in locating hole 44, butt spring 45 lower extreme welding is in joint groove 43, the upper end welding has the butt piece 46 of connecting adjacent butt spring 45, butt piece 46 is used for covering joint groove 43 upper end opening, reduce and put cloth roller 35, it moves upwards and breaks away from the possibility of joint groove 43 to put paper roll 36.

Referring to fig. 1, the winding mechanism includes two winding seats 47 welded on the upper surface of the base 1, the two winding seats 47 are located on two sides of the movement direction of the fabric, a cloth roller 49 for winding the fabric and a paper roller 50 for winding the printing paper are connected to the winding seats 47, the cloth roller 49 and the paper roller 50 are parallel to the hot pressing pipe 9, and a winding motor 48 which corresponds to the cloth roller 49 and the paper roller 50 and drives the cloth roller 49 and the paper roller 50 to rotate is fixed on one of the winding seats 47 through bolts.

The implementation principle of the thermal transfer printer in the embodiment of the application is as follows: the paper discharge roller 36 and the cloth discharge roller 35 are respectively connected on the positioning platform 37 and the mounting frame 34 in a rotating way, the position relation of the cloth discharge roller 35 and the paper discharge roller 36 is adjusted, patterns on the printing paper are transferred to a proper position on the fabric, the hot pressing roller 3 is mounted in the mounting groove 4, the adjusting roller 33 is abutted against the hot pressing roller 3, the driving motor 22 drives the hot pressing roller 3 to rotate, the fabric and the printing paper are respectively wound on the cloth roller 49 and the paper winding roller 50 after being transferred by the hot pressing roller 3,

the above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a thermal transfer machine, includes base (1), base (1) upper surface has set gradually unwinding mechanism, thermal transfer mechanism, is used for the winding mechanism of rolling surface fabric and stamp paper respectively from a left side to the right side, its characterized in that: the thermal transfer printing mechanism comprises two supporting tables (2) fixed on the upper surface of a base (1), the supporting platform (2) is provided with a hot-pressing roller (3) which is connected with the two supporting platforms (2) and can be heated and an adjusting roller (33) which is parallel to the hot-pressing roller (3) and is used for extruding the hot-pressing roller (3), the supporting tables (2) are detachably connected with a driving motor (22) for driving the hot-pressing roller (3) to rotate, the upper end surfaces of the two supporting tables (2) are vertically provided with mounting grooves (4), the two ends of the rotating shaft of the hot pressing roller (3) are positioned in the corresponding mounting grooves (4), positioning grooves (5) are horizontally formed in the inner walls of the two sides of the mounting groove (4), and positioning blocks (7) and positioning springs (6) which push the end parts of the positioning blocks (7) to be positioned in the mounting groove (4) and prevent the hot pressing roller (3) from being separated from the mounting groove (4) are arranged in the positioning grooves (5); the base (1) is provided with a mounting table (17) moving along the axial direction of the hot-pressing roller (3), the upper surface of the supporting platform (2) is provided with a sliding groove (18) parallel to the axis of the hot-pressing roller (3), a sliding block (19) which is clamped in the sliding groove (18) in a sliding manner is fixed on the lower surface of the mounting table (17), a driving screw rod (20) is rotationally connected in the sliding groove (18), the sliding block (19) is in threaded connection with the driving screw rod (20), the driving motor (22) is fixed on the mounting table (17), a positioning cylinder (23) is fixed on an output shaft of the driving motor (22), a connecting groove (24) is formed in the positioning barrel (23), and a positioning rod (25) which is inserted into the connecting groove (24) and synchronously rotates along with the positioning barrel (23) is fixed on a rotating shaft of the hot pressing roller (3); the hot pressing roller (3) comprises a hot pressing pipe (9) with two ends arranged in an opening manner and an interlayer arranged inside, hot water is filled in the hot pressing pipe (9), a heating rod (10) used for heating the hot pressing pipe (9) is fixed on the inner wall of the hot pressing pipe (9), a communicating pipe (11) used for liquid inlet or liquid outlet is arranged at two ends of the hot pressing pipe (9), a pipe plug (12) used for closing the port of the communicating pipe (11) is connected to the communicating pipe (11) in a threaded manner, and a connecting assembly used for connecting the hot pressing pipe (9) to the supporting table (2) is arranged on the hot pressing pipe (9); the connecting assembly comprises connecting discs (13) connected to two ends of the heat pressing pipe (9) and a plurality of connecting pipes (14) fixed to two end faces of the heat pressing pipe (9) along the circumferential direction of the heat pressing pipe (9), the connecting pipes (14) are parallel to the axis of the heat pressing pipe (9), connecting rods (15) which correspond to the connecting pipes (14) and can be inserted into the corresponding connecting pipes (14) are fixed on the connecting discs (13), rotating shafts (16) which are coaxial with the heat pressing pipe (9) are fixed on the connecting discs (13), and the positioning rod (25) is fixed on one of the connecting rods (15); a supporting block (26) is fixed on the side wall of the supporting table (2), an adjusting cylinder (27) is fixed on the supporting block (26), an adjusting rod (28) penetrates through the adjusting cylinder (27), an adjusting spring (29) which enables the adjusting rod (28) to move towards the inside of the adjusting cylinder (27) is fixed in the adjusting cylinder (27), an adjusting block (32) is fixed at the end part, far away from the adjusting spring (29), of the adjusting rod (28), and the adjusting roller (33) is rotatably connected to the two adjusting blocks (32); the adjusting device is characterized in that a supporting cylinder (31) is sleeved outside the adjusting cylinder (27), the supporting cylinder (31) is in threaded connection with the adjusting cylinder (27), and a supporting ring (30) abutted to the end of the supporting cylinder (31) is fixed on the adjusting rod (28).

2. A thermal transfer printer according to claim 1, wherein: base (1) upper surface fixed has two installing frames (34) that are vertical setting, it is connected with the cloth roller (35) of putting that is on a parallel with hot pressing roller (3) to rotate on installing frame (34), it slides and is provided with location platform (37) that can move on vertical direction and horizontal direction to put base (1) upper surface of cloth roller (35) below, it is on a parallel with to rotate on location platform (37) put paper roll (36) of cloth roller (35) to be connected with.

3. A thermal transfer printer according to claim 2, wherein: the upper surface of the base (1) is provided with a positioning box (38) with an upper end opening in a sliding mode, the positioning table (37) is arranged in the positioning box (38) in a sliding mode, a horizontal lead screw (39) parallel to a rotary shaft of the paper discharge roller (36) is connected to the positioning box (38) in a rotating mode, and the horizontal lead screw (39) penetrates through the positioning table (37) and is connected with the positioning table (37) in a threaded mode.

4. A thermal transfer printer according to claim 3, wherein: be provided with on installing frame (34) and rotate the connection and be in vertical lead screw (41) on installing frame (34) and base (1), vertical lead screw (41) run through the bottom plate of position box (38) and with the bottom plate threaded connection of position box (38) drives location platform (37) and moves in the vertical direction.

5. A thermal transfer printer according to claim 4, wherein: installing frame (34) with the vertical joint groove (43) of having seted up of location platform (37) up end, put cloth roller (35) and put paper roll (36) pivot joint and be corresponding in joint groove (43), installing frame (34) of joint groove (43) both sides with location platform (37) are gone up vertically and have been seted up locating hole (44), locating hole (44) internal fixation has butt spring (45), butt spring (45) upper end is fixed with the cover joint groove (43) upper end open-ended butt piece (46).